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  1. No Access

    Chapter

    Synthesis and Optical Characterization of CVD Graphene

    Graphene is a two-dimensional, atomic-scale, and sp2-hybridized carbon with unique and excellent optical, mechanical, and electric properties which have attracted a lot of attention for a broad range of applicati...

    Chenglung Chung, Yuchun Chen, Yinren Chen, Yonhua Tzeng in Nanopackaging (2018)

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    Chapter

    Characterization of Electronic, Electrical, Optical, and Mechanical Properties of Graphene

    Graphene is a two-dimensional material which is composed of a honeycomb lattice made of single atomic layer of carbon atoms arranged in a hexagonal atomic structure. It has many extraordinary properties desira...

    Wai-Leong Chen, Dong-Ming Wu, Yinren Chen, Yonhua Tzeng in Nanopackaging (2018)

  3. Article

    Rechargeable lithium batteries and beyond: Progress, challenges, and future directions

    This issue contains assessments of battery performance involving complex, interrelated physical and chemical processes between electrode materials and electrolytes. Transformational changes in battery technolo...

    Khalil Amine, Ryoji Kanno, Yonhua Tzeng in MRS Bulletin (2014)

  4. Article

    Open Access

    Nitrogen-incorporated ultrananocrystalline diamond and multi-layer-graphene-like hybrid carbon films

    Nitrogen-incorporated ultrananocrystalline diamond (N-UNCD) and multi-layer-graphene-like hybrid carbon films have been synthesized by microwave plasma enhanced chemical vapor deposition (MPECVD) on oxidized s...

    Yonhua Tzeng, Shoupu Yeh, Wei Cheng Fang, Yuehchieh Chu in Scientific Reports (2014)

  5. No Access

    Article

    Charge-transfer doped intrinsic diamond electrochemical electrodes

    We report electrochemical characteristics of hydrogen terminated charge-transfer doped intrinsic microcrystalline diamond films. Microcrystalline diamond was synthesized by Direct- Current Plasma Enhanced Chem...

    Waileong Chen, Chiuan-Yi Li, Shoupu Yeh, Shin-Hung Yei in MRS Online Proceedings Library (2011)

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    Article

    Hot-Filament Assisted Fabrication of Carbon-Nanotube Electron Emitters

    A hot-filament CVD reactor was used for the deposition of carbon nanotubes on substrates. Hydrocarbon or oxyhydrocarbon mixtures were used as the carbon source. Hot filaments at temperatures exceeding 2000C pr...

    Yonhua Tzeng, Chao Liu, Zheng Chen in MRS Online Proceedings Library (2011)

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    Article

    Fabrication of High-Density Carbon-Nanotube Coatings on Microstructured Substrates

    Fabrication and characterization of carbon nanotubes deposited on microstructured Ni substrate are presented. The highly active surface-area of the microstructured Ni substrate provides highdensity nucleation ...

    Zheng Chen, Yonhua Tzeng, Chao Liu in MRS Online Proceedings Library (2011)

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    Article

    Electron Emission from Microwave-Plasma Chemically Vapor Deposited Carbon Nanotubes

    A microwave plasma CVD reactor was used for the deposition of carbon nanotubes on substrates. Hydrocarbon or oxyhydrocarbon mixtures were used as the carbon source. Hot electrons in the microwave plasma at tem...

    Yonhua Tzeng, Chao Liu, Calvin Cutshaw, Zheng Chen in MRS Online Proceedings Library (2011)

  9. No Access

    Article

    Low-Temperature CVD Carbon Coatings on Glass Plates for Flat Panel Display Applications

    Low-temperature chemical vapor deposition processes were studied for coating carbon films on metal-coated glass plates. Thermal CVD in hydrocarbon mixtures was used for carbon deposition at temperatures betwee...

    Yonhua Tzeng, Chao Liu, Calvin Cutshaw, Zheng Chen in MRS Online Proceedings Library (2011)

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    Chapter

    Design of Nanodiamond Based Drug Delivery Patch for Cancer Therapeutics and Imaging Applications

    The onset and recurrence of cancer is one of the major biomedical quandaries of our time. Currently, surgically removed tumors often leave behind a residual cancer cell population. As not all cancer cells can ...

    Wing Kam Liu, Ashfaq Adnan, Adrian M. Kopacz, Michelle Hallikainen, Dean Ho in Nanodiamonds (2010)

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    Article

    Visible Luminescence from ZnO Nanostructures

    Room temperature photoluminescence (PL) spectra from zinc oxide (ZnO) nanostructures were studied. ZnO samples were produced via thermal chemical vapor deposition (thermal-CVD) and a variety of ZnO nanostructu...

    An-jen Cheng, Dake Wang, Hee Won Seo, Minseo Park in MRS Online Proceedings Library (2007)

  12. No Access

    Chapter

    Electrical and Optical Properties of Diamond Films Deposited from an Oxy-Acetylene Flame

    Diamond exhibits remarkable physical and chemical properties that have attracted attention from scientists and engineers for a long time. The invention of chemical vapor deposition (CVD) techniques for the dep...

    Yonhua Tzeng, Chin K. Teh, Richard Phillips in Diamond and Diamond-like Films and Coatings (1991)

  13. No Access

    Chapter

    Electron Beam Triggering of Gas Filled Spark Gaps

    The development of high power switches has become a subject of considerable interest for scientists and engineers working on high-power lasers, fusion, high current charged-particle accelerators, and weapons-e...

    Yonhua Tzeng, E. E. Kunhardt in Gas Discharge Closing Switches (1990)

  14. No Access

    Article

    Deposition of Diamond Films by Scanning Oxy-Acetylene Flame

    Diamond films have been deposited on silicon wafers by scanning an oxy-acetylene flame against water-cooled silicon substrates. High quality diamond films about 20 um thick can be achieved by scanning the flam...

    Yonhua Tzeng, Richard Phillips, Chin C. Tin, Y. Chen in MRS Online Proceedings Library (1989)

  15. No Access

    Article

    Effects of Low Magnetic Fields on Gold-YBCO Contacts

    The effects of low magnetic field (0–40 Gauss) on electrical properties of gold-YBCO contacts are investigated. The contact resistance increases significantly with applied magnetic fields. For high magnetic fi...

    Yonhua Tzeng, Mitchell A. Belser in MRS Online Proceedings Library (1989)